Provider records sourced from NPPES (CMS National Plan & Provider Enumeration System). Data current as of August 10, 2026.
NPIDirectory

Mrs. Marianne Howison, RD, CDE

Individual provider Registered Dietitian · NPI 1730240045

Mrs. Marianne Howison, RD, CDE is a Registered Dietitian in Vallejo, California. Registered with an NPI since 2006.

In the registry since
2006
What do these letters mean?
RD — Registered Dietitian
A credentialed nutrition professional.
CDE — Certified Diabetes Educator
Teaches people to manage diabetes day to day.

See every abbreviation used in this directory →

Claim this listing Report a problem Suggest an edit

Practice location Address checks out

975 Sereno Dr
Vallejo, CA 94589-2441
Phone: (707) 651-2692
Show map & directions

Directions in Google Maps · Apple Maps · OpenStreetMap

Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Registered Dietitian (primary) Taxonomy 133V00000X

Record details

NPI number1730240045
Entity typeIndividual (Type 1)
GenderFemale
Credentials RD , CDE
Sole proprietorNo
NPI enumeratedDecember 12, 2006
Last updated in NPPESJanuary 11, 2022

Other providers in Vallejo